def add(x, y):
    return x + y


data = [
    {
        "x": 10, "y": 20, "z": 30
    },
    {
        "x": 100, "y": 200, "z": 300
    },
    {
        "x": 1000, "y": 2000, "z": 3000
    }
]


def read_json_data():
    list_data = []
    for item in data:
        tmp = tuple(item.values())
        list_data.append(tmp)
    print(list_data)


if __name__ == '__main__':
    read_json_data()